MarsSeed [1] filed a deletion request for lib32-pangomm [2]: This package has not been updated for 5.5 years. Nothing depends on it on AUR, and no one requested an update during this time. I think it's safe to delete.
[1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/lib32-pangomm/
